CN208319343U - A kind of novel multi-functional therapeutic instrument for root canal - Google Patents
A kind of novel multi-functional therapeutic instrument for root canal Download PDFInfo
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- CN208319343U CN208319343U CN201721026696.0U CN201721026696U CN208319343U CN 208319343 U CN208319343 U CN 208319343U CN 201721026696 U CN201721026696 U CN 201721026696U CN 208319343 U CN208319343 U CN 208319343U
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Abstract
The utility model relates to technical field of medical equipment, more particularly to a kind of novel multi-functional therapeutic instrument for root canal, comprising: current of electric detection unit, electric moter voltage adjustment unit, electric moter voltage detection unit, root canal motor, control input unit, Power Management Unit, main control unit and display unit, control instruction produces pulse width modulating signal to the main control unit based on the received, or voltage parameter based on the received, current parameters pulse-width modulated signal is adjusted, and the pulse width modulating signal is sent to electric moter voltage adjustment unit, simultaneously to the voltage parameter, current parameters carry out calculation process, obtain rotary speed parameter, rotary speed parameter and information about power are sent in display unit；Multi-functional therapeutic instrument for root canal described in the utility model can show complete work state information, and its display resolution is high, is easy to use by users.
Description
Technical field
The utility model relates to technical field of medical equipment, and in particular to a kind of novel multi-functional therapeutic instrument for root canal.
Background technique
Therapeutic instrument for root canal is called root canal motor, is the working strength in order to mitigate doctor, expands root by hand for substituting
A electronic medical instruments of pipe；And now, on the market, therapeutic instrument for root canal can only carry out section to a small amount of information and show liquid crystal
It has been shown that, user can not obtain the complete work state information of therapeutic instrument for root canal, and its screen display resolution is not high, leads to user
It is inconvenient to use.
Summary of the invention
To overcome drawbacks described above, the purpose of this utility model is to be to provide a kind of novel multi-functional therapeutic instrument for root canal.
The purpose of this utility model is achieved through the following technical solutions:
The utility model is a kind of novel multi-functional therapeutic instrument for root canal, comprising:
Current of electric detection unit, the current of electric detection unit are connected with root canal motor and main control unit respectively,
For being detected to by the current parameters on the root canal motor, and the current parameters are sent in main control unit；
Electric moter voltage adjustment unit, the electric moter voltage adjustment unit are connected with root canal motor and main control unit respectively,
For the pulse width modulating signal according to transmitted by main control unit, voltage parameter is generated, and according to the voltage parameter to the root
Pipe motor is driven；
Electric moter voltage detection unit, the electric moter voltage detection unit respectively with the electric moter voltage adjustment unit and master control list
Member is connected, and for obtaining voltage parameter from the electric moter voltage adjustment unit, and the voltage parameter is sent in main control unit；
Root canal motor, the root canal motor carry out phase for the voltage parameter according to caused by the electric moter voltage adjustment unit
The driving answered；
Input unit is controlled, the control input unit is connected with main control unit, is used for main control unit input control
Instruction；
Power Management Unit, the Power Management Unit are connected with battery respectively, for the output voltage to battery into
Row adjustment；
Electricity statistic unit, the electricity statistic unit is connected with battery and main control unit respectively, for battery
Information about power is acquired, and the collected information about power of institute is sent in main control unit；
Main control unit, the main control unit are connected with display unit, produce for control instruction based on the received
Pulse width modulating signal, or voltage parameter, current parameters pulse-width modulated signal are adjusted based on the received,
And the pulse width modulating signal is sent to electric moter voltage adjustment unit, while transporting to the voltage parameter, current parameters
Calculation processing, obtains rotary speed parameter, rotary speed parameter and information about power is sent in display unit；
Display unit, the display unit are OLED screen, are used to show rotary speed parameter and information about power.
Further, storage chip is built-in in the main control unit, the storage chip is used for produced by main control unit
Or the parameter received is stored with signal.
Further, motor drive direction control unit, the motor drive direction are additionally provided between the main control unit and root canal motor
Control unit is used for the direction signal according to produced by main control unit, controls the driving direction of root canal motor.
Further, resistor voltage divider circuit and current limliting, pressure limiting circuit are equipped in the Power Management Unit.
Multi-functional therapeutic instrument for root canal described in the utility model can show complete work state information, and
Its display resolution is high, is easy to use by users.
Detailed description of the invention
The utility model is described in detail by following preferred embodiments and attached drawing for ease of explanation,.
Fig. 1 is the circuit logic structural schematic diagram of the utility model.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
The utility model is further described in example.It should be appreciated that specific embodiment described herein is only used to explain this reality
With novel, it is not used to limit the utility model.
Referring to Fig. 1, the utility model is a kind of novel multi-functional therapeutic instrument for root canal, comprising:
Current of electric detection unit 1, the current of electric detection unit 1 are connected with root canal motor 4 and main control unit 8 respectively
It connects, for being detected to by the current parameters on the root canal motor 4, and the current parameters is sent in main control unit 8；
Electric moter voltage adjustment unit 2, the electric moter voltage adjustment unit 2 are connected with root canal motor 4 and main control unit 8 respectively
It connects, for the pulse width modulating signal according to transmitted by main control unit 8, generates voltage parameter, and according to the voltage parameter pair
The root canal motor 4 is driven；
Electric moter voltage detection unit 3, the electric moter voltage detection unit 3 respectively with the electric moter voltage adjustment unit 2 and main
Control unit 8 is connected, and for obtaining voltage parameter from the electric moter voltage adjustment unit 2, and the voltage parameter is sent to master control
In unit 8；
Root canal motor 4, the root canal motor 4 for the voltage parameter according to caused by the electric moter voltage adjustment unit 2 into
The corresponding driving of row；
Input unit 5 is controlled, the control input unit 5 is connected with main control unit 8, for inputting to main control unit 8
Control instruction；
Power Management Unit 6, the Power Management Unit 6 is connected with battery 10 respectively, for the output to battery 10
Voltage is adjusted；It is used using efficient DC-DC power source chip, is simplified power circuit design, is provided difference for system
Route provides different voltage requirements；
Power Management Unit 6 is electrically connected each unit in therapeutic instrument for root canal, required straight for providing for each unit
Galvanic electricity source.Its power input is provided by the lithium battery 10 of 3.7V/1700mA, and LDO is LP2951ACM33C linear regulator chip structure
At 3.3 volts of voltage regulator circuits, provide required direct-current working volts for main control unit 8 and OLED screen.Furthermore this OLED screen
Backlight also needs one 9 volts of direct voltage drive, and SDB628 is fixed frequency, the ultra-wide input of input voltage 2V to 24V
Range, output are up to the boosting IC that 28V is adjustable, and output electric current is 2A.System is by U1 (SDB628), R7 (100K), R10
The boosting that (6.8K), R11 (0K) are constituted is powered on road, and the direct current of 9V needed for 10 voltage increase to OLED screen of battery 3.7 volts is high
Pressure.DC-DC expands motor for root and provides adjustable DC power supply.Latching circuit is starting and the closing system entirety power supply of system.
Electricity statistic unit 7, the electricity statistic unit 7 are connected with battery 10 and main control unit 8 respectively, for electricity
The information about power in pond 10 is acquired, and the collected information about power of institute is sent in main control unit 8；
Main control unit 8, the main control unit 8 are connected with display unit, raw for control instruction based on the received
Pulse width modulating signal is produced, or voltage parameter, current parameters pulse-width modulated signal are adjusted based on the received
It is whole, and the pulse width modulating signal is sent to electric moter voltage adjustment unit 2, at the same to the voltage parameter, current parameters into
Row calculation process, obtains rotary speed parameter, and rotary speed parameter and information about power are sent in display unit；It is specific that it adjusts process
Are as follows: voltage parameter, current parameters are scaled actual speed parameter, it will be set in the actual speed parameter and control instruction
Revolving speed compares, if actual speed is lower, controls electric moter voltage adjustment unit 2 by pulse width modulating signal and increases root
The operating voltage of pipe motor controls electric moter voltage adjustment unit 2 by pulse width modulating signal and drops if actual speed is higher
The operating voltage of low root canal motor, makes the revolving speed of actual speed and setting match；
Wherein, the control principle of therapeutic instrument for root canal is the revolving speed formula according to direct current generator:
n=(U-I*R)/K (1)
N: motor speed
U: electric moter voltage
I: current of electric
R: motor internal resistance
K: for constant
We are from formula (1) as long as can be seen that the voltage and current for measuring root canal motor can be obtained by root canal motor
Revolving speed, then using PID adjust algorithm electric moter voltage is adjusted, to realize revolving speed control；
Display unit 9, the display unit 9 are OLED screen, are used to show rotary speed parameter and information about power；
OLED screen is organic light emitting display, compared with conventional screen have it is lighter and thinner, visible angle is bigger, and saves consumption
Electricity, and the characteristics of raising display resolution；And the OLED screen uses I2C interface, interface simplifies, and route is facilitated to design.Interface
It shows simple and clear, can show the operational mode for the treatment of, setting speed, actual speed, setting torque, actual torque, there are also electricity
Pond 10 electricity icon, the real time reaction working condition of system.This system also uses four keys as input interface, operation spirit
Living convenient, function is independent, removes complicated operating procedure from, reduces the probability of maloperation.
Further, storage chip is built-in in the main control unit 8, the storage chip is for producing main control unit 8
Parameter that is raw or receiving is stored with signal.The real-time erasable internal memory chip of main control unit 8, is stored in master for parameter
It controls in unit 8, convenient for the extraction at any time of later user.
Wherein, which has selected 32 8-digit microcontrollers of Cortex-M0 kernel STM32F030K6T6, storage
The memory space of chip is 32Kbytes, and the sufficiently large program space, can divide segment space is data storage space, need to
Data to be saved is stored in main control unit 8, to eliminate external storage circuit, reduces the power consumption of total system.
The internal resource of main control unit 8 is abundant, contains 12 ADC analog-to-digital conversions of multichannel, multi-channel PWM exports, I2C hardware is logical all the way
News comply fully with the demand of system design.Main control unit 8 shows rotary speed parameter evidence and information about power by display unit 9
Show, the voltage for being output to root canal motor 4 is adjusted by pwm pulse bandwidth modulation signals, is arrived so that root canal motor 4 be made to export revolving speed
Up to setting value, and maximum torque is kept to export.
Further, motor drive direction control unit, the motor side are additionally provided between the main control unit 8 and root canal motor 4
It is used for the direction signal according to produced by main control unit 8 to control unit, the driving direction of root canal motor 4 is controlled.
Further, resistor voltage divider circuit and current limliting, pressure limiting circuit are equipped in the Power Management Unit 6.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (4)
1. a kind of novel multi-functional therapeutic instrument for root canal characterized by comprising
Current of electric detection unit, the current of electric detection unit are connected with root canal motor and main control unit respectively, are used for
It is detected to by the current parameters on the root canal motor, and the current parameters is sent in main control unit；
Electric moter voltage adjustment unit, the electric moter voltage adjustment unit are connected with root canal motor and main control unit respectively, are used for
The pulse width modulating signal according to transmitted by main control unit generates voltage parameter, and according to the voltage parameter to root canal electricity
Machine is driven；
Electric moter voltage detection unit, the electric moter voltage detection unit respectively with the electric moter voltage adjustment unit and main control unit phase
Connection for obtaining voltage parameter from the electric moter voltage adjustment unit, and the voltage parameter is sent in main control unit；
Root canal motor, the root canal motor carry out corresponding for the voltage parameter according to caused by the electric moter voltage adjustment unit
Driving；
Input unit is controlled, the control input unit is connected with main control unit, for instructing to main control unit input control；
Power Management Unit, the Power Management Unit are connected with battery respectively, adjust for the output voltage to battery
It is whole；
Electricity statistic unit, the electricity statistic unit is connected with battery and main control unit respectively, for the electricity to battery
Information is acquired, and the collected information about power of institute is sent in main control unit；
Main control unit, the main control unit are connected with display unit, produce pulse for control instruction based on the received
Bandwidth modulation signals, or voltage parameter, current parameters pulse-width modulated signal are adjusted based on the received, and will
The pulse width modulating signal is sent to electric moter voltage adjustment unit, while carrying out at operation to the voltage parameter, current parameters
Reason, obtains rotary speed parameter, rotary speed parameter and information about power is sent in display unit；
Display unit, the display unit are OLED screen, are used to show rotary speed parameter and information about power.
2. novel multi-functional therapeutic instrument for root canal according to claim 1, which is characterized in that built-in in the main control unit
There is a storage chip, the storage chip is used for produced by main control unit or the parameter that receives is stored with signal.
3. novel multi-functional therapeutic instrument for root canal according to claim 2, which is characterized in that the main control unit and root canal
Motor drive direction control unit is additionally provided between motor, the motor drive direction control unit is used for the direction according to produced by main control unit
Signal controls the driving direction of root canal motor.
4. novel multi-functional therapeutic instrument for root canal according to claim 3, which is characterized in that in the Power Management Unit
Equipped with resistor voltage divider circuit and current limliting, pressure limiting circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721026696.0U CN208319343U (en) | 2017-08-16 | 2017-08-16 | A kind of novel multi-functional therapeutic instrument for root canal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721026696.0U CN208319343U (en) | 2017-08-16 | 2017-08-16 | A kind of novel multi-functional therapeutic instrument for root canal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208319343U true CN208319343U (en) | 2019-01-04 |
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ID=64787393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721026696.0U Active CN208319343U (en) | 2017-08-16 | 2017-08-16 | A kind of novel multi-functional therapeutic instrument for root canal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208319343U (en) |
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2017
- 2017-08-16 CN CN201721026696.0U patent/CN208319343U/en active Active
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